2 papers
cond-mat.mtrl-sci2026
Unveiling Orbital-mediated Ultrafast Demagnetization in Rare Earth-Transition-Metal Ferrimagnets
Jianwen Gao, Linlin Zhang, Mingli Ge +12
The ultimate speed limit of magnetic recording and spintronic devices is set by the efficiency of angular-momentum transfer during ultrafast demagnetization, yet its microscopic pa…
physics.app-ph2026
Nonlinear spin-Wave Doppler effect for flexible tuning of magnonic frequencies
Jinchen Hou, Shaojie Hu, Long You
We theoretically propose a nonlinear spin-wave Doppler effect, in which the time-dependent motion of a magnetic energy boundary acts as an active frequency modulator, directly conv…